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#!/usr/bin/env vpython3
# Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
#
# Use of this source code is governed by a BSD-style license
# that can be found in the LICENSE file in the root of the source
# tree. An additional intellectual property rights grant can be found
# in the file PATENTS. All contributing project authors may
# be found in the AUTHORS file in the root of the source tree.
"""Configuration class for network emulation."""
class ConnectionConfig:
"""Configuration containing the characteristics of a network connection."""
def __init__(self, num, name, receive_bw_kbps, send_bw_kbps, delay_ms,
packet_loss_percent, queue_slots):
self.num = num
self.name = name
self.receive_bw_kbps = receive_bw_kbps
self.send_bw_kbps = send_bw_kbps
self.delay_ms = delay_ms
self.packet_loss_percent = packet_loss_percent
self.queue_slots = queue_slots
def __str__(self):
"""String representing the configuration.
Returns:
A string formatted and padded like this example:
12 Name 375 kbps 375 kbps 10 145 ms 0.1 %
"""
left_aligned_name = self.name.ljust(24, ' ')
return '%2s %24s %5s kbps %5s kbps %4s %5s ms %3s %%' % (
self.num, left_aligned_name, self.receive_bw_kbps, self.send_bw_kbps,
self.queue_slots, self.delay_ms, self.packet_loss_percent)
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